Prof. Petr Páta Profile

Prof. Petr Páta

at Czech Technical Univ in Prague

SPIE Involvement:

Author | Editor

Area of Expertise:

image photonic , Astronomical instruments , Acoustoptic , Hyperspectral imaging , Image compression

Publications (38)

Proceedings Article | 17 September 2018 Paper

Analysis and performance of non-circular polygonal polynomials in the wavefront modelling

Petr Janout, Petr Páta

Proceedings Volume 10743, 107430Q (2018) https://doi.org/10.1117/12.2321302

KEYWORDS: Wavefronts, Zernike polynomials, Imaging systems, Shape analysis, Matrices, Crystals, Cameras, Wavefront analysis, Modeling, Performance modeling

Read Abstract +

Proceedings Article | 1 December 2017 Paper

New generation of meteorology cameras

Petr Janout, Martin Blažek, Petr Páta

Proceedings Volume 10603, 106031C (2017) https://doi.org/10.1117/12.2296846

KEYWORDS: Cameras, Clouds, RGB color model, Imaging systems, Point spread functions, Sensors, Data modeling, Image processing, Image analysis, Zernike polynomials

Read Abstract +

Proceedings Article | 19 September 2017 Paper

Resolution analysis of archive films for the purpose of their optimal digitization and distribution

Karel Fliegel, Stanislav Vítek, Petr Páta, Jiří Myslík, Josef Pecák, Marek Jícha

Proceedings Volume 10396, 103962T (2017) https://doi.org/10.1117/12.2274095

KEYWORDS: Image resolution, Image quality, Scanners, Video, Multimedia

Read Abstract +

Proceedings Article | 27 September 2016 Presentation + Paper

Application of field dependent polynomial model

Petr Janout, Petr Páta, Petr Skala, Karel Fliegel, Stanislav Vítek, Jan Bednář

Proceedings Volume 9971, 99710F (2016) https://doi.org/10.1117/12.2237310

KEYWORDS: Systems modeling, Imaging systems, Zernike polynomials, Point spread functions, Cameras, Wavefront aberrations, RGB color model, Sensors, Data modeling, Stars

Read Abstract +

Proceedings Article | 27 September 2016 Paper

Evaluation of color grading impact in restoration process of archive films

Karel Fliegel, Stanislav Vítek, Petr Páta, Petr Janout, Jiří Myslík, Josef Pecák, Marek Jícha

Proceedings Volume 9971, 997121 (2016) https://doi.org/10.1117/12.2237558

KEYWORDS: Image analysis, Image processing, Digital imaging, Calibration, Digital cameras, Cameras, Molybdenum, Autoregressive models, Projection systems, Distortion

Read Abstract +

Proceedings Article | 22 September 2015 Paper

GPU accelerated processing of astronomical high frame-rate videosequences

Stanislav Vítek, Jan Švihlík, Lukáš Krasula, Karel Fliegel, Petr Páta

Proceedings Volume 9599, 95992L (2015) https://doi.org/10.1117/12.2188610

KEYWORDS: Convolution, Astronomy, Video, Cameras, Imaging systems, Video acceleration, Data processing, Image processing, Video processing, Sensors

Read Abstract +

Proceedings Article | 22 September 2015 Paper

Performance evaluation of image deconvolution techniques in space-variant astronomical imaging systems with nonlinearities

Karel Fliegel, Petr Janout, Jan Bednář, Lukáš Krasula, Stanislav Vítek, Jan Švihlík, Petr Páta

Proceedings Volume 9599, 959927 (2015) https://doi.org/10.1117/12.2187888

KEYWORDS: Imaging systems, Deconvolution, Point spread functions, Image deconvolution, Astronomical imaging, Signal to noise ratio, Astronomy, Image processing, Image analysis, Complex systems

Read Abstract +

Proceedings Article | 6 January 2015 Paper

Stellar objects identification using wide-field camera

Petr Janout, Petr Páta, Jan Bednář, Elena Anisimova, Martin Blažek, Petr Skala

Proceedings Volume 9450, 94501I (2015) https://doi.org/10.1117/12.2074255

KEYWORDS: Cameras, Image processing, Stars, Imaging systems, Astronomy, Image analysis, Detection and tracking algorithms, Clouds, Electro optics, Control systems

Read Abstract +

Proceedings Article | 23 September 2014 Paper

System for objective assessment of image differences in digital cinema

Karel Fliegel, Lukáš Krasula, Petr Páta, Jiří Myslík, Josef Pecák, Marek Jícha

Proceedings Volume 9217, 92170I (2014) https://doi.org/10.1117/12.2061016

KEYWORDS: Cameras, Digital imaging, Molybdenum, Calibration, Digital cameras, Image analysis, RGB color model, Image quality, Imaging systems, Projection systems

Read Abstract +

Proceedings Article | 23 September 2014 Paper

Estimation and measurement of space variant features of imaging systems and analysis of their influence on accuracy in astronomical imaging

Elena Anisimova, Jan Bednář, Martin Blažek, Petr Janout, Karel Fliegel, Petr Páta, Stanislav Vítek, Jan Švihlík

Proceedings Volume 9217, 92171E (2014) https://doi.org/10.1117/12.2061736

KEYWORDS: Point spread functions, Photometry, Imaging systems, Zernike polynomials, Astronomy, Stars, Image processing, Image analysis, Wavefronts, Optical aberrations

Read Abstract +

Proceedings Article | 23 September 2014 Paper

Segmentation of astronomical images

Jan Švihlík, Stanislav Vítek, Karel Fliegel, Petr Páta, Elena Anisimova

Proceedings Volume 9217, 921722 (2014) https://doi.org/10.1117/12.2062009

KEYWORDS: Image segmentation, Astronomy, Stars, Image processing algorithms and systems, CCD image sensors, Sensors, Wavelet transforms, Telescopes, Astronomical imaging, Photometry

Read Abstract +

Proceedings Article | 26 September 2013 Paper

Analysis of images obtained from space-variant astronomical imaging systems

Elena Anisimova, Karel Fliegel, Martin Blažek, Petr Janout, Jan Bednář, Petr Páta, Stanislav Vítek, Jan Švihlík

Proceedings Volume 8856, 885607 (2013) https://doi.org/10.1117/12.2023904

KEYWORDS: Point spread functions, Imaging systems, Astronomy, Photometry, Image processing, Cameras, Image analysis, Stars, Electro optical systems, Video

Read Abstract +

Proceedings Article | 15 October 2012 Paper

Comparison of stereoscopic technologies in various configurations

Karel Fliegel, Stanislav Vítek, Tomáš Jindra, Petr Páta, Miloš Klíma

Proceedings Volume 8499, 849929 (2012) https://doi.org/10.1117/12.929237

KEYWORDS: Video, Stereoscopic displays, Image quality, Visualization, Molybdenum, LCDs, Glasses, 3D image processing, 3D displays, Content addressable memory

Read Abstract +

SPIE Journal Paper | 16 August 2012 Open Access

Errata: Estimation of non-Gaussian noise parameters in the wavelet domain using the moment-generating function

Jan Svihlik, Eva Jerhotova, Karel Fliegel, Petr Páta, Stanislav Vítek, Jaromir Kukal, Pavel Koten

JEI, Vol. 21, Issue 3, 039802, (August 2012) https://doi.org/10.1117/12.10.1117/1.JEI.21.3.039802

KEYWORDS: Wavelets, Chemical engineering, Control systems, Electrical engineering, Electronic imaging, Chemical analysis, Software engineering, Astronomy

Read Abstract +

DOWNLOAD PAPER

SPIE Journal Paper | 22 June 2012 Open Access

Estimation of non-Gaussian noise parameters in the wavelet domain using the moment-generating function

Jan Svihlik, Eva Jerhotova, Karel Fliegel, Petr Páta, Stanislav Vítek, Jaromir Kukal, Pavel Koten

JEI, Vol. 21, Issue 2, 023025, (June 2012) https://doi.org/10.1117/12.10.1117/1.JEI.21.2.023025

KEYWORDS: Wavelets, Statistical analysis, Data modeling, Astronomy, Statistical modeling, Direct methods, Video, Cameras, Denoising, Data acquisition

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 1 May 2012 Paper

Comparison of the astronomical and multimedia image quality criteria

Elena Anisimova, Petr Páta, Karel Fliegel, Miloš Klíma

Proceedings Volume 8436, 843604 (2012) https://doi.org/10.1117/12.923586

KEYWORDS: Image quality, Image compression, Astronomy, Multimedia, Molybdenum, Image processing, Image analysis, Distortion, Stars, Point spread functions

Read Abstract +

Proceedings Article | 11 October 2011 Paper

CCD noise influence on JPEG2000 compression of astronomical images

Petr Páta

Proceedings Volume 8306, 83061P (2011) https://doi.org/10.1117/12.912322

KEYWORDS: Image compression, Point spread functions, Astronomy, Charge-coupled devices, JPEG2000, Image quality standards, CCD image sensors, Image quality, Multimedia, Imaging systems

Read Abstract +

Proceedings Article | 11 October 2011 Paper

Wavelet transform for processing of video from MAIA system

Elena Anisimova, Petr Páta, Martin Blazek, Karel Fliegel, Stanislav Vitek, Pavel Koten

Proceedings Volume 8306, 83061Q (2011) https://doi.org/10.1117/12.912324

KEYWORDS: Wavelet transforms, Image analysis, Stars, Wavelets, Video, Imaging systems, Image intensifiers, Detection and tracking algorithms, Convolution, Image processing

Read Abstract +

Proceedings Article | 24 September 2011 Paper

Open source database of images DEIMOS: high dynamic range and stereoscopic content

Karel Fliegel, Stanislav Vítek, Miloš Klíma, Petr Páta

Proceedings Volume 8135, 81351T (2011) https://doi.org/10.1117/12.893786

KEYWORDS: Databases, High dynamic range imaging, Cameras, Image quality, 3D image processing, Video, Stereoscopy, Photography, Image compression, Image processing

Read Abstract +

Proceedings Article | 24 September 2011 Paper

Enhancement of the accuracy of the astronomical measurements carried on the wide-field astronomical image data

Martin Řeřábek, Petr Páta, Karel Fliegel

Proceedings Volume 8135, 81351M (2011) https://doi.org/10.1117/12.894117

KEYWORDS: Astronomy, Point spread functions, Optical aberrations, Stars, Image enhancement, Image analysis, Imaging systems, Video, Zernike polynomials, Data acquisition

Read Abstract +

Proceedings Article | 24 September 2011 Paper

Meteor automatic imager and analyzer: current status and preprocessing of image data

Karel Fliegel, Jan Švihlík, Petr Páta, Stanislav Vítek, Pavel Koten

Proceedings Volume 8135, 81351S (2011) https://doi.org/10.1117/12.893700

KEYWORDS: Image intensifiers, Cameras, Video, Imaging systems, Optoelectronics, Image resolution, Automatic control, Spatial resolution, Modulation transfer functions, Image analysis

Read Abstract +

Proceedings Article | 8 September 2010 Paper

Open source database of images DEIMOS: high dynamic range images

Karel Fliegel, Petr Páta, Miloš Klíma, Martin Blažek, Josef Havlín

Proceedings Volume 7798, 77981G (2010) https://doi.org/10.1117/12.859940

KEYWORDS: Databases, High dynamic range imaging, Cameras, Image processing, Image quality, Imaging systems, Digital cameras, Multimedia, Visualization, Astronomy

Read Abstract +

Proceedings Article | 8 September 2010 Paper

Meteor automatic imager and analyzer: analysis of noise characteristics and possible noise suppression

Jan Švihlík, Karel Fliegel, Petr Páta, Stanislav Vítek, Pavel Koten

Proceedings Volume 7798, 779821 (2010) https://doi.org/10.1117/12.859685

KEYWORDS: Video, Imaging systems, Image analysis, Interference (communication), Astronomy, Cameras, Chemical analysis, Systems modeling, Analytical research, Analog electronics

Read Abstract +

Proceedings Article | 8 September 2010 Paper

Utilization of consumer level digital cameras in astronomy

Petr Páta, Karel Fliegel, Miloš Klíma, Martin Blažek, Martin Řeřábek

Proceedings Volume 7798, 77982H (2010) https://doi.org/10.1117/12.860981

KEYWORDS: Astronomy, Cameras, Digital cameras, Image compression, Imaging systems, Optical filters, Image processing, Photometry, Stars, Image quality standards

Read Abstract +

Proceedings Article | 8 September 2010 Paper

Meteor automatic imager and analyzer: system design and its parameters

Karel Fliegel, Petr Páta, Stanislav Vítek, Pavel Koten

Proceedings Volume 7798, 77982B (2010) https://doi.org/10.1117/12.859935

KEYWORDS: Cameras, Image intensifiers, Imaging systems, Video, Spatial resolution, Image analysis, Analog electronics, Image resolution, Modulation transfer functions, Astronomy

Read Abstract +

Proceedings Article | 6 May 2010 Paper

New open source image database for testing and optimization of image processing algorithms

Karel Fliegel, Miloš Klíma, Petr Páta

Proceedings Volume 7723, 77231P (2010) https://doi.org/10.1117/12.854465

KEYWORDS: Databases, Image quality, Visualization, Image compression, Image processing, Video, Astronomy, Video surveillance, Multimedia, Image sensors

Read Abstract +

Proceedings Article | 2 September 2009 Paper

Advanced processing of astronomical images obtained from optical systems with ultra wide field of view

Martin Rerabek, Petr Páta

Proceedings Volume 7443, 74431Z (2009) https://doi.org/10.1117/12.827016

KEYWORDS: Point spread functions, Stars, Optical aberrations, Astronomy, Monochromatic aberrations, Systems modeling, Video, Deconvolution, Data modeling, Image processing

Read Abstract +

Proceedings Article | 18 November 2008 Paper

PSF model of wide-field optical system for restoration of space (in)variant astronomical image data

Martin Rerábek, Petr Páta

Proceedings Volume 7138, 713821 (2008) https://doi.org/10.1117/12.818066

KEYWORDS: Point spread functions, Monochromatic aberrations, Optical aberrations, Systems modeling, Imaging systems, Wavefront aberrations, Deconvolution, Data modeling, Wavefronts, Optical imaging

Read Abstract +

Proceedings Article | 18 November 2008 Paper

3D KLT compression algorithm for camera security systems

Lukás Fritsch, Petr Páta

Proceedings Volume 7138, 713820 (2008) https://doi.org/10.1117/12.818065

KEYWORDS: Cameras, Imaging systems, Image compression, Information security, 3D image processing, Computer security, Global system for mobile communications, Network security, Astatine, Stereoscopic cameras

Read Abstract +

Proceedings Article | 5 September 2008 Paper

Processing of the astronomical image data obtained from UWFC optical systems

Martin Řeřábek, Petr Páta, Pavel Koten

Proceedings Volume 7076, 70760L (2008) https://doi.org/10.1117/12.794858

KEYWORDS: Point spread functions, Astronomy, Stars, Optical aberrations, Video, Monochromatic aberrations, Image processing, Deconvolution, Image quality, Data modeling

Read Abstract +

Proceedings Article | 16 July 2008 Paper

The lossy compression technique based on KLT

P. Páta, M. Řeřábek

Proceedings Volume 7019, 701933 (2008) https://doi.org/10.1117/12.787774

KEYWORDS: Image compression, Astronomy, Cameras, Integral transforms, Stars, Spatial resolution, Quantization, Photometry, Telescopes, Signal to noise ratio

Read Abstract +

Proceedings Article | 15 July 2008 Paper

Bayesian approach to estimation of the map of dark current in wavelet domain

J. Švihlík, M. Řeřábek, P. Páta

Proceedings Volume 7019, 701932 (2008) https://doi.org/10.1117/12.787805

KEYWORDS: Wavelets, Discrete wavelet transforms, Astronomy, Photometry, Stars, Statistical analysis, CCD image sensors, Wavelet transforms, Interference (communication), Charge-coupled devices

Read Abstract +

Proceedings Article | 10 July 2008 Paper

The space variant PSF for deconvolution of wide-field astronomical images

M. Řeřábek, P. Páta

Proceedings Volume 7015, 70152G (2008) https://doi.org/10.1117/12.787800

KEYWORDS: Point spread functions, Astronomy, Deconvolution, Wavefront aberrations, Stars, Imaging systems, Optical aberrations, Monochromatic aberrations, Systems modeling, Wavefronts

Read Abstract +

Proceedings Article | 18 September 2007 Paper

Space variant point spread function modeling for astronomical image data processing

Martin Řeřábek, Petr Páta, Karel Fliegel, Jan Švihlik, Pavel Koten

Proceedings Volume 6691, 66910T (2007) https://doi.org/10.1117/12.738492

KEYWORDS: Point spread functions, Stars, Wavefront aberrations, Imaging systems, Astronomy, Optical aberrations, Monochromatic aberrations, Deconvolution, Image processing, Systems modeling

Read Abstract +

Proceedings Article | 31 May 2007 Paper

High order optical aberrations influence to precision of astronomical image data processing

Martin Řeřábek, Petr Páta, Pavel Koten

Proceedings Volume 6584, 658409 (2007) https://doi.org/10.1117/12.723358

KEYWORDS: Point spread functions, Stars, Wavefront aberrations, Astronomy, Imaging systems, Video, Monochromatic aberrations, Optical aberrations, Image quality, Quality measurement

Read Abstract +

Proceedings Article | 11 July 2006 Paper

BOOTES-IR: a robotic nIR astronomical observatory devoted to follow-up of transient phenomena

A. Castro-Tirado, R. Cunniffe, A. de Ugarte Postigo, M. Jelínek, S. Vitek, P. Kubánek, J. Gorosabel, S. Castillo Carrión, T. Mateo Sanguino, A. Riva, P. Conconi, V. di Caprio, F. Zerbi, P. Amado, C. Cárdenas, A. Claret, S. Guziy, S. Martín-Ruiz, M. Sánchez, P. García Teodoro, J. Castro Cerón, J. Díaz Verdejo, R. Hudec, J. López Soler, J. Berná Galiano, J. Casares, J. Fabregat, P. Páta, C. Sánchez Fernández, M. Sabau-Graziati, J. Trigo-Rodríguez, F. Vitali

Proceedings Volume 6267, 62670I (2006) https://doi.org/10.1117/12.671579

KEYWORDS: Cameras, Telescopes, Observatories, Optical filters, Astronomy, Robotics, Space telescopes, Sensors, Control systems, Stars

Read Abstract +

Proceedings Article | 8 July 2003 Paper

Testing of security applications of optical JTC

Milos Klima, Jiri Rott, P. Pata

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498256

KEYWORDS: Optical filters, Fourier transforms, Image filtering, Optical correlators, Joint transforms, Lithium, Spatial light modulators, Image sensors, Raster graphics, Information security

Read Abstract +

Proceedings Article | 8 July 2003 Paper

Education of photonic methods of information processing

Milos Klima, Petr Pata, Jan Kaiser

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498666

KEYWORDS: Optical filters, Image filtering, Fourier transforms, Data processing, Transparency, Radio optics, Diffraction, Convolution, Image processing, Computing systems

Read Abstract +